Dau Tu Khoang San TNT Joint Stock Company Address: No 22, Civil Group 3, Song Bang Ward, Cao Bang City, Cao Bang Province Enterprise code: 4800921328 Phone: 0987386234 Representative: Pham Van Thu Song Bang Ward, Cao Bang City, Cao Bang ProvinceFounding date: 3 - 12 - 2020
Khai Thac Va Che Bien Khoang San Cao Bang LTD Address: Civil Group 6, Ngoc Xuan Ward, Cao Bang City, Cao Bang Province Enterprise code: 4800864831 Phone: 0987386234 Representative: Pham Van Thu Adress: No 217, Khu 3 Tang, Tap The Z179, Tu Hiep Commune, Thanh Tri District, Ha Noi City Ngoc Xuan Ward, Cao Bang City, Cao Bang ProvinceFounding date: 4 - 10 - 2013